"Parasite" may be referring to two or more different villains. If you're uncertain which one you're looking for, just flip a coin. If you came here from a link, please go back and make the right link for one of the villains listed below.

A parasite is an organism that survives by feeding on a host, a symbiosis known in nature as parasitism. Due to their symbiotic relationship causing harm to their host, they are often depicted as villains in fictional works.

• Alien Parasites
• Parasite (Covetous)
• Parasite (DC)
  • Parasites (DC)
  • Parasite (Joshua Michael Allen)
  • Parasite (Rudy Jones)
  • Parasite (Ally Allston)
  • Parasite (DC Animated Universe)
  • Parasite (My Adventures with Superman)
  • Parasite (Tomorrowverse)
  • Parasite (DC vs Vampires)
  • Parasite (Harley Quinn TV Series)
  • Cironielian Chrysalis Eater (Teen Titans Go!)
• Parasite (Nitrome)
• Parasites (Parasyte)
• Parasite (Attack on Titan)
• Parasite Cage
• Parasite Grimm
• Parasite Queen
• Parasites (Cloverfield)
• Parasites (Silent Hill)
• The Parasite (Scorn)
• Billy's Parasite/Joe Kessler (The Boys)
• The Parasite (Murder Drones)
• X-Parasites